When creating an input group everything works well until a form item 'type' => 'color' is added. Then the form ignores default values and does not save any new input fields.

Tested in:
Plugins ......[FAIL],
Skin ......[Ok]
Widgets ......[FAIL]

'font' => array(
						'label' => T_('Default font'),
						'type'  => 'input_group',
						'inputs' => array(
							'_size' => array(
								'label' => T_('Size'),
								'defaultvalue' => 'default',
								'options'      => array(
									'default'        => T_('Default (14px)'),
									'standard'       => T_('Standard (16px)'),
									'medium'         => T_('Medium (18px)'),
									'large'          => T_('Large (20px)'),
									'very_large'     => T_('Very large (22px)'),
								),
								'type' => 'select'
							),
							'_weight' => array(
								'label' => T_('Weight'),
								'defaultvalue' => '400',
								'options' => array(
										'100' => '100',
										'200' => '200',
										'300' => '300',
										'400' => '400 ('.T_('Normal').')',
										'500' => '500',
										'600' => '600',
										'700' => '700 ('.T_('Bold').')',
										'800' => '800',
										'900' => '900',
									),
								'type' => 'select',
							),
			
						'_color' => array(
									'label' => T_('Color'),
									//'note' => T_('E-g: #444444 for light-black'),
									'defaultvalue' => '#fed136',
									'type' => 'color',
								),
						)
					),